private byte[] CreateSaslInitMessage(SaslInit init)
{
init.HostName = _hostName;
var responseBuffer = new byte[_endorsementKey.Length + 1];
responseBuffer[0] = 0x0;
Buffer.BlockCopy(_endorsementKey, 0, responseBuffer, 1, _endorsementKey.Length);
return(responseBuffer);
}
protected override DescribedList OnCommand(DescribedList command)
{
if (command.Descriptor.Code == Codec.SaslInit.Code)
{
SaslInit init = (SaslInit)command;
SaslCode code = this.ValidateCredentials(init);
return(new SaslOutcome()
{
Code = code
});
}
throw new AmqpException(ErrorCode.NotAllowed, command.ToString());
}
private byte[] CreateSaslInitMessage(SaslInit init)
{
init.HostName = _hostName;
var initContent = new StringBuilder();
initContent.Append(_idScope);
initContent.Append('\0');
initContent.Append(_security.GetRegistrationID());
initContent.Append('\0');
byte[] initContentInBytes = Encoding.UTF8.GetBytes(initContent.ToString());
byte[] responseBuffer = new byte[initContentInBytes.Length + _endorsementKey.Length + 1];
responseBuffer[0] = 0x0;
Buffer.BlockCopy(initContentInBytes, 0, responseBuffer, 1, initContentInBytes.Length);
Buffer.BlockCopy(_endorsementKey, 0, responseBuffer, initContentInBytes.Length + 1, _endorsementKey.Length);
return(responseBuffer);
}
SaslCode ValidateCredentials(SaslInit init)
{
byte[] response = init.InitialResponse;
if (response.Length > 0)
{
string message = Encoding.UTF8.GetString(response, 0, response.Length);
string[] items = message.Split('\0');
if (items.Length == 3 &&
string.Equals(this.mechanism.user, items[1], StringComparison.OrdinalIgnoreCase) &&
string.Equals(this.mechanism.password, items[2], StringComparison.Ordinal))
{
this.Principal = new GenericPrincipal(
new GenericIdentity(string.IsNullOrEmpty(items[2]) ? items[0] : items[2], this.mechanism.Name),
new string[0]);
return(SaslCode.Ok);
}
}
return(SaslCode.Auth);
}
private void SendSaslInitMessage(SaslInit init)
{
init.InitialResponse = new ArraySegment <byte>(CreateSaslInitMessage(init));
Negotiator.WriteFrame(init, true);
}
protected override void OnStart(SaslInit init, bool isClient)
{
Debug.Assert(isClient);
SendSaslInitMessage(init);
}
